More than 250 policemen, some of whom had to give the guard of honour to Home Minister Rajnath Singh during his visit to Jodhpur yesterday, went on a day's mass leave over rumours that their pay scale would be reduced.Singh was on a brief visit to Jodhpur to inaugurate a regional training centre for the Intelligence Bureau (IB). The reason is yet not identified and our news desk has reached IG Ashok Rathore for clarification.